JPH0278638U - - Google Patents
Info
- Publication number
- JPH0278638U JPH0278638U JP15546288U JP15546288U JPH0278638U JP H0278638 U JPH0278638 U JP H0278638U JP 15546288 U JP15546288 U JP 15546288U JP 15546288 U JP15546288 U JP 15546288U JP H0278638 U JPH0278638 U JP H0278638U
- Authority
- JP
- Japan
- Prior art keywords
- arc
- manhole
- shaped blocks
- neck
- annular body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims 1
Description
第１図は本考案の実施例を示す断面図、第２図
は円弧形ブロツクを接続した状態の平面図、第３
図は側面図、第４図はブロツクの形状例を示す断
面図、第５図はマンホールの首部の従来例を示す
断面図である。
１……首部、２……鉄蓋受枠、４……鉄蓋、５
……円弧形ブロツク、７……根巻きブロツク。
Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a plan view of a state in which arc-shaped blocks are connected, and Fig. 3 is a cross-sectional view showing an embodiment of the present invention.
The figure is a side view, FIG. 4 is a sectional view showing an example of the shape of the block, and FIG. 5 is a sectional view showing a conventional example of the neck of a manhole. 1...Neck, 2...Iron lid holder frame, 4...Iron lid, 5
...Arc-shaped block, 7...Neck-wrapping block.
Claims (1)
の円弧形ブロツクを設け、それらの円弧形ブロツ
クを連続させるとエンドレス状の環状体を形成す
るようにし、マンホールに立ち上がつた首部の上
端に環状体となるように上記円弧形ブロツクを連
続させて載せ、その上にマンホールの鉄蓋受枠を
設置したことを特徴とするマンホール首部の整合
ブロツク。 A plurality of arc-shaped blocks made of elastic material are provided horizontally or have a predetermined slope, and when these arc-shaped blocks are connected, they form an endless annular body, and the upper end of the neck that rises into the manhole is An alignment block for a manhole neck, characterized in that the above-mentioned arcuate blocks are placed in succession to form an annular body, and a manhole iron cover receiving frame is installed on top of the arc-shaped blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988155462U JPH0724422Y2 (en) | 1988-11-29 | 1988-11-29 | Alignment block on the manhole neck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988155462U JPH0724422Y2 (en) | 1988-11-29 | 1988-11-29 | Alignment block on the manhole neck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0278638U true JPH0278638U (en) | 1990-06-18 |
| JPH0724422Y2 JPH0724422Y2 (en) | 1995-06-05 |
Family
ID=31433113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988155462U Expired - Lifetime JPH0724422Y2 (en) | 1988-11-29 | 1988-11-29 | Alignment block on the manhole neck |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0724422Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5037179U (en) * | 1973-07-31 | 1975-04-18 | ||
| JPS54136747U (en) * | 1978-03-14 | 1979-09-21 | ||
| JPS6212647U (en) * | 1985-07-08 | 1987-01-26 | ||
| JPS62296018A (en) * | 1986-06-16 | 1987-12-23 | Nippon Telegr & Teleph Corp <Ntt> | Steel cover-receiving frame device |
-
1988
- 1988-11-29 JP JP1988155462U patent/JPH0724422Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5037179U (en) * | 1973-07-31 | 1975-04-18 | ||
| JPS54136747U (en) * | 1978-03-14 | 1979-09-21 | ||
| JPS6212647U (en) * | 1985-07-08 | 1987-01-26 | ||
| JPS62296018A (en) * | 1986-06-16 | 1987-12-23 | Nippon Telegr & Teleph Corp <Ntt> | Steel cover-receiving frame device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0724422Y2 (en) | 1995-06-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |